The Missouri River drains to the area of northwest of the Rockies. The Missouri River is 2565 miles long and is the longest river in the United States.
stuck on it 2
the area from which water drains into a river is called the river's catchment. A river's watershed is the connecting ridges surrounding the watershed, and separating it from adjacent ones.
Its a reservoir :)
Watershed
Drainage basin.
Watershed
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The Ohio or Tennessee River
An area of land that drains to one river (or a river and its tributaries) is a drainage basin or watershed.
Watershed, and Area is spelled AREA not AERA :)
the rockies
No not every river IS a catchement. Although, yes every river does have a catchment area. The catchment area is the surrounding land within a watershed in which a single river system drains.